Note 4 - Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2024

Notes Tables

Foreign Currency Exchange Rates [Table Text Block]

	September 30, 2024		December 31, 2023
Balance sheet items, except for equity accounts		7.0074		7.0827

	Nine Months Ended September 30,
	2024		2023
Items in the statements of operations and comprehensive loss		7.1092		7.0148

	Three Months Ended September 30,
	2024		2023
Items in the statements of operations and comprehensive loss		7.1169		7.1649

Financing Receivable, Current, Allowance for Credit Loss [Table Text Block]

	Nine Months Ended September 30,					Three Months Ended September 30,
	2024		2023			2024		2023
	US$(’000)		US$(’000)			US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)			(Unaudited)		(Unaudited)
Credit loss for accounts receivable:
Balance as of beginning of the period		3,987		3,760			4,657		3,715
Cumulative-effect adjustment upon adoption of ASU No. 2016-13, Financial Instruments-Credit losses (Topic 326)		-		36			-		-
Provision for/(reverse of) credit loss during the period		800		252			106		212
Written off during the period		-		-			-		-
Exchange translation adjustments		52		(105	)		76		16
Balance as of end of the period		4,839		3,943			4,839		3,943

	Nine Months Ended September 30,					Three Months Ended September 30,
	2024			2023		2024		2023
	US$(’000)			US$(’000)		US$(’000)		US$(’000)
	(Unaudited)			(Unaudited)		(Unaudited)		(Unaudited)
Credit loss for other current assets:
Balance as of beginning of the period		1,559			617		1,512		1,187
Cumulative-effect adjustment upon adoption of ASU No. 2016-13, Financial Instruments-Credit losses (Topic 326)		-			155		-		-
Provision for/(reverse of) credit loss during the period		(35	)		1,095		12		680
Written off during the period		-			-		-		-
Exchange translation adjustments		-			-		-		-
Balance as of end of the period		1,524			1,867		1,524		1,867

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

			Fair value measurement at reporting date using
	As of September 30, 2024		Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)
Warrant liabilities (Note 14)		-		-		-		-

			Fair value measurement at reporting date using
	As of December 31, 2023		Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
Warrant liabilities (Note 14)		-		-		-		-

Disaggregation of Revenue [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2024		2023		2024		2023
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Internet advertising and related services
--distribution of the right to use search engine marketing service		12,440		24,815		3,239		9,011
--online advertising placements		-		427		-		145
Blockchain-based SaaS services		750		75		-		25
Total revenues	$	13,190	$	25,317	$	3,239	$	9,181

	Nine Months Ended September 30,				Three Months Ended September 30,
	2024		2023		2024		2023
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Revenue recognized over time		12,440		25,242		3,239		9,156
Revenue recognized at a point in time		750		75		-		25
Total revenues	$	13,190	$	25,317	$	3,239	$	9,181

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	Contract liabilities
	US$(’000)
Balance as of January 1, 2024		843
Exchange translation adjustment		9
Revenue recognized from beginning contract liability balances		(469	)
Advances received from customers related to unsatisfied performance obligations		317
Balance as of September 30, 2024(Unaudited)		700

Lease, Cost [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2024		2023		2024		2023
	US$(’000)		US$(’000)		US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)		(Unaudited)		(Unaudited)
Long-term operating lease contracts		22		386		-		125
Short-term operating lease contracts		34		23		4		9
Total	$	56	$	409	$	4	$	134

	Nine Months Ended September 30,
	2024		2023
	US$(’000)		US$(’000)
	(Unaudited)		(Unaudited)
Operating cash flows used for operating leases (US$’000)		25		409
Weighted-average remaining lease term (years)		-		5.42
Weighted-average discount rate		-		6	%